71561288

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{751}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 137976960

約数和(自身を除く): 66415672

約数列:

[1, 2, 4, 8, 43, 86, 172, 277, 344, 554, 751, 1108, 1502, 2216, 3004, 6008, 11911, 23822, 32293, 47644, 64586, 95288, 129172, 208027, 258344, 416054, 832108, 1664216, 8945161, 17890322, 35780644, 71561288]

約数ペア:

[(1, 71561288), (2, 35780644), (4, 17890322), (8, 8945161), (43, 1664216), (86, 832108), (172, 416054), (277, 258344), (344, 208027), (554, 129172), (751, 95288), (1108, 64586), (1502, 47644), (2216, 32293), (3004, 23822), (6008, 11911)]